Finding the Third Proportional to 353,139,304.50 and 760,249,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   353,139,304.50 : 760,249,030.50 = 760,249,030.50 : x
2. Step 2: Convert to fraction form
   353,139,304.50/760,249,030.50 = 760,249,030.50/x
3. Step 3: Cross multiply
   353,139,304.50x = 760,249,030.50 × 760,249,030.50
4. Step 4: Simplify right side
   353,139,304.50x = 577,978,588,376,189,952
5. Step 5: Solve for x
   x = 577,978,588,376,189,952/353,139,304.50
6. Step 6: Final answer
   x = 1,636,687,225.16