Finding the Fourth Proportional to 88,938, 122,732.82 and 53,136

Step by Step Solution

1. Step 1: Write the proportion equation
   88,938 : 122,732.82 = 53,136 : x
2. Step 2: Convert to fraction form
   88,938/122,732.82 = 53,136/x
3. Step 3: Cross multiply
   88,938x = 122,732.82 × 53,136
4. Step 4: Simplify right side
   88,938x = 6,521,531,123.52
5. Step 5: Solve for x
   x = 6,521,531,123.52/88,938
6. Step 6: Final answer
   x = 73,326.71