Finding the Fourth Proportional to 107,453.45, 148,279.72 and 64,411.41

Step by Step Solution

1. Step 1: Write the proportion equation
   107,453.45 : 148,279.72 = 64,411.41 : x
2. Step 2: Convert to fraction form
   107,453.45/148,279.72 = 64,411.41/x
3. Step 3: Cross multiply
   107,453.45x = 148,279.72 × 64,411.41
4. Step 4: Simplify right side
   107,453.45x = 9,550,905,839.61
5. Step 5: Solve for x
   x = 9,550,905,839.61/107,453.45
6. Step 6: Final answer
   x = 88,884.12