Finding the Fourth Proportional to 131,569, 181,569.54 and 71,953

Step by Step Solution

1. Step 1: Write the proportion equation
   131,569 : 181,569.54 = 71,953 : x
2. Step 2: Convert to fraction form
   131,569/181,569.54 = 71,953/x
3. Step 3: Cross multiply
   131,569x = 181,569.54 × 71,953
4. Step 4: Simplify right side
   131,569x = 13,064,473,111.62
5. Step 5: Solve for x
   x = 13,064,473,111.62/131,569
6. Step 6: Final answer
   x = 99,297.50