Finding the Fourth Proportional to 101,584.98, 152,401.80 and 42,387.72

Step by Step Solution

1. Step 1: Write the proportion equation
   101,584.98 : 152,401.80 = 42,387.72 : x
2. Step 2: Convert to fraction form
   101,584.98/152,401.80 = 42,387.72/x
3. Step 3: Cross multiply
   101,584.98x = 152,401.80 × 42,387.72
4. Step 4: Simplify right side
   101,584.98x = 6,459,964,825.90
5. Step 5: Solve for x
   x = 6,459,964,825.90/101,584.98
6. Step 6: Final answer
   x = 63,591.73