Finding the Fourth Proportional to 106,889.32, 147,501.10 and 59,139.82

Step by Step Solution

1. Step 1: Write the proportion equation
   106,889.32 : 147,501.10 = 59,139.82 : x
2. Step 2: Convert to fraction form
   106,889.32/147,501.10 = 59,139.82/x
3. Step 3: Cross multiply
   106,889.32x = 147,501.10 × 59,139.82
4. Step 4: Simplify right side
   106,889.32x = 8,723,188,762.10
5. Step 5: Solve for x
   x = 8,723,188,762.10/106,889.32
6. Step 6: Final answer
   x = 81,609.54