Finding the Fourth Proportional to 58,272,003.35, 81,429,639.25 and 58,272,003.35

Step by Step Solution

1. Step 1: Write the proportion equation
   58,272,003.35 : 81,429,639.25 = 58,272,003.35 : x
2. Step 2: Convert to fraction form
   58,272,003.35/81,429,639.25 = 58,272,003.35/x
3. Step 3: Cross multiply
   58,272,003.35x = 81,429,639.25 × 58,272,003.35
4. Step 4: Simplify right side
   58,272,003.35x = 4,745,068,211,165,292
5. Step 5: Solve for x
   x = 4,745,068,211,165,292/58,272,003.35
6. Step 6: Final answer
   x = 81,429,639.25