Finding the Fourth Proportional to 1,011,272,111.82, 1,516,908,171.37 and 284,260,823.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,272,111.82 : 1,516,908,171.37 = 284,260,823.82 : x
2. Step 2: Convert to fraction form
   1,011,272,111.82/1,516,908,171.37 = 284,260,823.82/x
3. Step 3: Cross multiply
   1,011,272,111.82x = 1,516,908,171.37 × 284,260,823.82
4. Step 4: Simplify right side
   1,011,272,111.82x = 431,197,566,452,925,888
5. Step 5: Solve for x
   x = 431,197,566,452,925,888/1,011,272,111.82
6. Step 6: Final answer
   x = 426,391,236.75