Finding the Third Proportional to 19,140,304.50 and 42,000,689.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,140,304.50 : 42,000,689.25 = 42,000,689.25 : x
2. Step 2: Convert to fraction form
   19,140,304.50/42,000,689.25 = 42,000,689.25/x
3. Step 3: Cross multiply
   19,140,304.50x = 42,000,689.25 × 42,000,689.25
4. Step 4: Simplify right side
   19,140,304.50x = 1,764,057,897,475,065.50
5. Step 5: Solve for x
   x = 1,764,057,897,475,065.50/19,140,304.50
6. Step 6: Final answer
   x = 92,164,568.10