Finding the Third Proportional to 302,455,587 and 456,465,613.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,455,587 : 456,465,613.50 = 456,465,613.50 : x
2. Step 2: Convert to fraction form
   302,455,587/456,465,613.50 = 456,465,613.50/x
3. Step 3: Cross multiply
   302,455,587x = 456,465,613.50 × 456,465,613.50
4. Step 4: Simplify right side
   302,455,587x = 208,360,856,307,931,392
5. Step 5: Solve for x
   x = 208,360,856,307,931,392/302,455,587
6. Step 6: Final answer
   x = 688,897,363.00