Finding the Fourth Proportional to 72,706.01, 100,293.31 and 42,484.91

Step by Step Solution

1. Step 1: Write the proportion equation
   72,706.01 : 100,293.31 = 42,484.91 : x
2. Step 2: Convert to fraction form
   72,706.01/100,293.31 = 42,484.91/x
3. Step 3: Cross multiply
   72,706.01x = 100,293.31 × 42,484.91
4. Step 4: Simplify right side
   72,706.01x = 4,260,952,248.95
5. Step 5: Solve for x
   x = 4,260,952,248.95/72,706.01
6. Step 6: Final answer
   x = 58,605.23