Finding the Fourth Proportional to 89,253.32, 123,191.98 and 60,621.44

Step by Step Solution

1. Step 1: Write the proportion equation
   89,253.32 : 123,191.98 = 60,621.44 : x
2. Step 2: Convert to fraction form
   89,253.32/123,191.98 = 60,621.44/x
3. Step 3: Cross multiply
   89,253.32x = 123,191.98 × 60,621.44
4. Step 4: Simplify right side
   89,253.32x = 7,468,075,224.05
5. Step 5: Solve for x
   x = 7,468,075,224.05/89,253.32
6. Step 6: Final answer
   x = 83,672.80