Finding the Third Proportional to 10,767,156 and 16,549,861.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,767,156 : 16,549,861.50 = 16,549,861.50 : x
2. Step 2: Convert to fraction form
   10,767,156/16,549,861.50 = 16,549,861.50/x
3. Step 3: Cross multiply
   10,767,156x = 16,549,861.50 × 16,549,861.50
4. Step 4: Simplify right side
   10,767,156x = 273,897,915,669,182.25
5. Step 5: Solve for x
   x = 273,897,915,669,182.25/10,767,156
6. Step 6: Final answer
   x = 25,438,278.75