Finding the Third Proportional to 9,658,356 and 20,468,160

Step by Step Solution

1. Step 1: Write the proportion equation
   9,658,356 : 20,468,160 = 20,468,160 : x
2. Step 2: Convert to fraction form
   9,658,356/20,468,160 = 20,468,160/x
3. Step 3: Cross multiply
   9,658,356x = 20,468,160 × 20,468,160
4. Step 4: Simplify right side
   9,658,356x = 418,945,573,785,600
5. Step 5: Solve for x
   x = 418,945,573,785,600/9,658,356
6. Step 6: Final answer
   x = 43,376,489.10