Finding the Fourth Proportional to 107,066.10, 147,744.78 and 59,315.99

Step by Step Solution

1. Step 1: Write the proportion equation
   107,066.10 : 147,744.78 = 59,315.99 : x
2. Step 2: Convert to fraction form
   107,066.10/147,744.78 = 59,315.99/x
3. Step 3: Cross multiply
   107,066.10x = 147,744.78 × 59,315.99
4. Step 4: Simplify right side
   107,066.10x = 8,763,627,893.03
5. Step 5: Solve for x
   x = 8,763,627,893.03/107,066.10
6. Step 6: Final answer
   x = 81,852.50