Finding the Fourth Proportional to 106,626.47, 147,141.69 and 58,878.80

Step by Step Solution

1. Step 1: Write the proportion equation
   106,626.47 : 147,141.69 = 58,878.80 : x
2. Step 2: Convert to fraction form
   106,626.47/147,141.69 = 58,878.80/x
3. Step 3: Cross multiply
   106,626.47x = 147,141.69 × 58,878.80
4. Step 4: Simplify right side
   106,626.47x = 8,663,525,401.46
5. Step 5: Solve for x
   x = 8,663,525,401.46/106,626.47
6. Step 6: Final answer
   x = 81,251.17