Finding the Fourth Proportional to 39,023,454.17, 58,515,703.72 and 12,758,868.52

Step by Step Solution

1. Step 1: Write the proportion equation
   39,023,454.17 : 58,515,703.72 = 12,758,868.52 : x
2. Step 2: Convert to fraction form
   39,023,454.17/58,515,703.72 = 12,758,868.52/x
3. Step 3: Cross multiply
   39,023,454.17x = 58,515,703.72 × 12,758,868.52
4. Step 4: Simplify right side
   39,023,454.17x = 746,594,169,940,568.50
5. Step 5: Solve for x
   x = 746,594,169,940,568.50/39,023,454.17
6. Step 6: Final answer
   x = 19,131,934.52