Finding the Fourth Proportional to 93,150.18, 139,715.55 and 26,586

Step by Step Solution

1. Step 1: Write the proportion equation
   93,150.18 : 139,715.55 = 26,586 : x
2. Step 2: Convert to fraction form
   93,150.18/139,715.55 = 26,586/x
3. Step 3: Cross multiply
   93,150.18x = 139,715.55 × 26,586
4. Step 4: Simplify right side
   93,150.18x = 3,714,477,612.30
5. Step 5: Solve for x
   x = 3,714,477,612.30/93,150.18
6. Step 6: Final answer
   x = 39,876.23