Finding the Third Proportional to 373,886,281.50 and 865,479,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   373,886,281.50 : 865,479,043.50 = 865,479,043.50 : x
2. Step 2: Convert to fraction form
   373,886,281.50/865,479,043.50 = 865,479,043.50/x
3. Step 3: Cross multiply
   373,886,281.50x = 865,479,043.50 × 865,479,043.50
4. Step 4: Simplify right side
   373,886,281.50x = 749,053,974,737,674,880
5. Step 5: Solve for x
   x = 749,053,974,737,674,880/373,886,281.50
6. Step 6: Final answer
   x = 2,003,427,276.69