Finding the Third Proportional to 216,186,839,588 and 464,909,055,092

Step by Step Solution

1. Step 1: Write the proportion equation
   216,186,839,588 : 464,909,055,092 = 464,909,055,092 : x
2. Step 2: Convert to fraction form
   216,186,839,588/464,909,055,092 = 464,909,055,092/x
3. Step 3: Cross multiply
   216,186,839,588x = 464,909,055,092 × 464,909,055,092
4. Step 4: Simplify right side
   216,186,839,588x = 216,140,429,506,536,290,648,064
5. Step 5: Solve for x
   x = 216,140,429,506,536,290,648,064/216,186,839,588
6. Step 6: Final answer
   x = 999,785,324,205.90