Finding the Fourth Proportional to 61,404,046,167.42, 92,107,945,664.55 and 21,066,332,034.42

Step by Step Solution

1. Step 1: Write the proportion equation
   61,404,046,167.42 : 92,107,945,664.55 = 21,066,332,034.42 : x
2. Step 2: Convert to fraction form
   61,404,046,167.42/92,107,945,664.55 = 21,066,332,034.42/x
3. Step 3: Cross multiply
   61,404,046,167.42x = 92,107,945,664.55 × 21,066,332,034.42
4. Step 4: Simplify right side
   61,404,046,167.42x = 1,940,376,566,377,726,345,216
5. Step 5: Solve for x
   x = 1,940,376,566,377,726,345,216/61,404,046,167.42
6. Step 6: Final answer
   x = 31,600,141,806.41