Finding the Fourth Proportional to 112,374.56, 155,081.60 and 64,627.94

Step by Step Solution

1. Step 1: Write the proportion equation
   112,374.56 : 155,081.60 = 64,627.94 : x
2. Step 2: Convert to fraction form
   112,374.56/155,081.60 = 64,627.94/x
3. Step 3: Cross multiply
   112,374.56x = 155,081.60 × 64,627.94
4. Step 4: Simplify right side
   112,374.56x = 10,022,604,889.18
5. Step 5: Solve for x
   x = 10,022,604,889.18/112,374.56
6. Step 6: Final answer
   x = 89,189.27