Finding the Fourth Proportional to 55,224,547.07, 76,212,469.82 and 30,778,436.03

Step by Step Solution

1. Step 1: Write the proportion equation
   55,224,547.07 : 76,212,469.82 = 30,778,436.03 : x
2. Step 2: Convert to fraction form
   55,224,547.07/76,212,469.82 = 30,778,436.03/x
3. Step 3: Cross multiply
   55,224,547.07x = 76,212,469.82 × 30,778,436.03
4. Step 4: Simplify right side
   55,224,547.07x = 2,345,700,627,079,814.50
5. Step 5: Solve for x
   x = 2,345,700,627,079,814.50/55,224,547.07
6. Step 6: Final answer
   x = 42,475,687.92