Finding the Third Proportional to 14,969,140 and 31,503,128

Step by Step Solution

1. Step 1: Write the proportion equation
   14,969,140 : 31,503,128 = 31,503,128 : x
2. Step 2: Convert to fraction form
   14,969,140/31,503,128 = 31,503,128/x
3. Step 3: Cross multiply
   14,969,140x = 31,503,128 × 31,503,128
4. Step 4: Simplify right side
   14,969,140x = 992,447,073,784,384
5. Step 5: Solve for x
   x = 992,447,073,784,384/14,969,140
6. Step 6: Final answer
   x = 66,299,538.50