Finding the Fourth Proportional to 156,147.01, 234,185.49 and 71,826.19

Step by Step Solution

1. Step 1: Write the proportion equation
   156,147.01 : 234,185.49 = 71,826.19 : x
2. Step 2: Convert to fraction form
   156,147.01/234,185.49 = 71,826.19/x
3. Step 3: Cross multiply
   156,147.01x = 234,185.49 × 71,826.19
4. Step 4: Simplify right side
   156,147.01x = 16,820,651,499.98
5. Step 5: Solve for x
   x = 16,820,651,499.98/156,147.01
6. Step 6: Final answer
   x = 107,723.17