Finding the Fourth Proportional to 89,627.31, 134,441.01 and 36,978.93

Step by Step Solution

1. Step 1: Write the proportion equation
   89,627.31 : 134,441.01 = 36,978.93 : x
2. Step 2: Convert to fraction form
   89,627.31/134,441.01 = 36,978.93/x
3. Step 3: Cross multiply
   89,627.31x = 134,441.01 × 36,978.93
4. Step 4: Simplify right side
   89,627.31x = 4,971,484,697.92
5. Step 5: Solve for x
   x = 4,971,484,697.92/89,627.31
6. Step 6: Final answer
   x = 55,468.41