Finding the Fourth Proportional to 60,889.98, 83,980.62 and 39,088.38

Step by Step Solution

1. Step 1: Write the proportion equation
   60,889.98 : 83,980.62 = 39,088.38 : x
2. Step 2: Convert to fraction form
   60,889.98/83,980.62 = 39,088.38/x
3. Step 3: Cross multiply
   60,889.98x = 83,980.62 × 39,088.38
4. Step 4: Simplify right side
   60,889.98x = 3,282,666,387.20
5. Step 5: Solve for x
   x = 3,282,666,387.20/60,889.98
6. Step 6: Final answer
   x = 53,911.44