Finding the Fourth Proportional to 64,947,081.67, 89,626,258.69 and 35,176,989.15

Step by Step Solution

1. Step 1: Write the proportion equation
   64,947,081.67 : 89,626,258.69 = 35,176,989.15 : x
2. Step 2: Convert to fraction form
   64,947,081.67/89,626,258.69 = 35,176,989.15/x
3. Step 3: Cross multiply
   64,947,081.67x = 89,626,258.69 × 35,176,989.15
4. Step 4: Simplify right side
   64,947,081.67x = 3,152,781,929,405,280.50
5. Step 5: Solve for x
   x = 3,152,781,929,405,280.50/64,947,081.67
6. Step 6: Final answer
   x = 48,543,858.30