Finding the Fourth Proportional to 107,150.22, 147,870.90 and 59,400.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,150.22 : 147,870.90 = 59,400.72 : x
2. Step 2: Convert to fraction form
   107,150.22/147,870.90 = 59,400.72/x
3. Step 3: Cross multiply
   107,150.22x = 147,870.90 × 59,400.72
4. Step 4: Simplify right side
   107,150.22x = 8,783,637,927.05
5. Step 5: Solve for x
   x = 8,783,637,927.05/107,150.22
6. Step 6: Final answer
   x = 81,974.99