Finding the Fourth Proportional to 89,010.02, 133,422.76 and 55,653.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,010.02 : 133,422.76 = 55,653.48 : x
2. Step 2: Convert to fraction form
   89,010.02/133,422.76 = 55,653.48/x
3. Step 3: Cross multiply
   89,010.02x = 133,422.76 × 55,653.48
4. Step 4: Simplify right side
   89,010.02x = 7,425,441,099.63
5. Step 5: Solve for x
   x = 7,425,441,099.63/89,010.02
6. Step 6: Final answer
   x = 83,422.53