Finding the Fourth Proportional to 107,199.18, 147,867.39 and 69,471

Step by Step Solution

1. Step 1: Write the proportion equation
   107,199.18 : 147,867.39 = 69,471 : x
2. Step 2: Convert to fraction form
   107,199.18/147,867.39 = 69,471/x
3. Step 3: Cross multiply
   107,199.18x = 147,867.39 × 69,471
4. Step 4: Simplify right side
   107,199.18x = 10,272,495,450.69
5. Step 5: Solve for x
   x = 10,272,495,450.69/107,199.18
6. Step 6: Final answer
   x = 95,826.25