Finding the Third Proportional to 9,909,567 and 14,680,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,909,567 : 14,680,156.50 = 14,680,156.50 : x
2. Step 2: Convert to fraction form
   9,909,567/14,680,156.50 = 14,680,156.50/x
3. Step 3: Cross multiply
   9,909,567x = 14,680,156.50 × 14,680,156.50
4. Step 4: Simplify right side
   9,909,567x = 215,506,994,864,492.25
5. Step 5: Solve for x
   x = 215,506,994,864,492.25/9,909,567
6. Step 6: Final answer
   x = 21,747,367.45