Finding the Fourth Proportional to 57,847,152.82, 86,725,073.79 and 28,680,881.98

Step by Step Solution

1. Step 1: Write the proportion equation
   57,847,152.82 : 86,725,073.79 = 28,680,881.98 : x
2. Step 2: Convert to fraction form
   57,847,152.82/86,725,073.79 = 28,680,881.98/x
3. Step 3: Cross multiply
   57,847,152.82x = 86,725,073.79 × 28,680,881.98
4. Step 4: Simplify right side
   57,847,152.82x = 2,487,351,606,077,781.50
5. Step 5: Solve for x
   x = 2,487,351,606,077,781.50/57,847,152.82
6. Step 6: Final answer
   x = 42,998,686.79