Finding the Fourth Proportional to 62,969.88, 86,870.32 and 42,545.35

Step by Step Solution

1. Step 1: Write the proportion equation
   62,969.88 : 86,870.32 = 42,545.35 : x
2. Step 2: Convert to fraction form
   62,969.88/86,870.32 = 42,545.35/x
3. Step 3: Cross multiply
   62,969.88x = 86,870.32 × 42,545.35
4. Step 4: Simplify right side
   62,969.88x = 3,695,928,169.01
5. Step 5: Solve for x
   x = 3,695,928,169.01/62,969.88
6. Step 6: Final answer
   x = 58,693.59