Finding the Fourth Proportional to 101,627.49, 152,441.33 and 42,430.89

Step by Step Solution

1. Step 1: Write the proportion equation
   101,627.49 : 152,441.33 = 42,430.89 : x
2. Step 2: Convert to fraction form
   101,627.49/152,441.33 = 42,430.89/x
3. Step 3: Cross multiply
   101,627.49x = 152,441.33 × 42,430.89
4. Step 4: Simplify right side
   101,627.49x = 6,468,221,092.53
5. Step 5: Solve for x
   x = 6,468,221,092.53/101,627.49
6. Step 6: Final answer
   x = 63,646.37