Finding the Fourth Proportional to 111,507.77, 167,024.72 and 75,506.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,507.77 : 167,024.72 = 75,506.10 : x
2. Step 2: Convert to fraction form
   111,507.77/167,024.72 = 75,506.10/x
3. Step 3: Cross multiply
   111,507.77x = 167,024.72 × 75,506.10
4. Step 4: Simplify right side
   111,507.77x = 12,611,385,210.79
5. Step 5: Solve for x
   x = 12,611,385,210.79/111,507.77
6. Step 6: Final answer
   x = 113,098.71