Finding the Fourth Proportional to 42,207,864.16, 62,956,928.18 and 38,333,068.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,207,864.16 : 62,956,928.18 = 38,333,068.78 : x
2. Step 2: Convert to fraction form
   42,207,864.16/62,956,928.18 = 38,333,068.78/x
3. Step 3: Cross multiply
   42,207,864.16x = 62,956,928.18 × 38,333,068.78
4. Step 4: Simplify right side
   42,207,864.16x = 2,413,332,258,101,460.50
5. Step 5: Solve for x
   x = 2,413,332,258,101,460.50/42,207,864.16
6. Step 6: Final answer
   x = 57,177,312.95