Finding the Fourth Proportional to 52,515,809.59, 72,471,917.52 and 28,994,391.83

Step by Step Solution

1. Step 1: Write the proportion equation
   52,515,809.59 : 72,471,917.52 = 28,994,391.83 : x
2. Step 2: Convert to fraction form
   52,515,809.59/72,471,917.52 = 28,994,391.83/x
3. Step 3: Cross multiply
   52,515,809.59x = 72,471,917.52 × 28,994,391.83
4. Step 4: Simplify right side
   52,515,809.59x = 2,101,279,172,883,962
5. Step 5: Solve for x
   x = 2,101,279,172,883,962/52,515,809.59
6. Step 6: Final answer
   x = 40,012,316.09