Finding the Fourth Proportional to 93,374.69, 128,851.89 and 53,082.86

Step by Step Solution

1. Step 1: Write the proportion equation
   93,374.69 : 128,851.89 = 53,082.86 : x
2. Step 2: Convert to fraction form
   93,374.69/128,851.89 = 53,082.86/x
3. Step 3: Cross multiply
   93,374.69x = 128,851.89 × 53,082.86
4. Step 4: Simplify right side
   93,374.69x = 6,839,826,837.61
5. Step 5: Solve for x
   x = 6,839,826,837.61/93,374.69
6. Step 6: Final answer
   x = 73,251.40