Finding the Fourth Proportional to 72,693.06, 100,301.70 and 42,472.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,693.06 : 100,301.70 = 42,472.52 : x
2. Step 2: Convert to fraction form
   72,693.06/100,301.70 = 42,472.52/x
3. Step 3: Cross multiply
   72,693.06x = 100,301.70 × 42,472.52
4. Step 4: Simplify right side
   72,693.06x = 4,260,065,959.28
5. Step 5: Solve for x
   x = 4,260,065,959.28/72,693.06
6. Step 6: Final answer
   x = 58,603.48