Finding the Fourth Proportional to 58,101.57, 87,123.58 and 20,656.04

Step by Step Solution

1. Step 1: Write the proportion equation
   58,101.57 : 87,123.58 = 20,656.04 : x
2. Step 2: Convert to fraction form
   58,101.57/87,123.58 = 20,656.04/x
3. Step 3: Cross multiply
   58,101.57x = 87,123.58 × 20,656.04
4. Step 4: Simplify right side
   58,101.57x = 1,799,627,666.17
5. Step 5: Solve for x
   x = 1,799,627,666.17/58,101.57
6. Step 6: Final answer
   x = 30,973.82