Finding the Fourth Proportional to 111,492.32, 153,888.90 and 69,026.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,492.32 : 153,888.90 = 69,026.72 : x
2. Step 2: Convert to fraction form
   111,492.32/153,888.90 = 69,026.72/x
3. Step 3: Cross multiply
   111,492.32x = 153,888.90 × 69,026.72
4. Step 4: Simplify right side
   111,492.32x = 10,622,446,011.41
5. Step 5: Solve for x
   x = 10,622,446,011.41/111,492.32
6. Step 6: Final answer
   x = 95,275.14