Finding the Third Proportional to 147,113,205 and 312,158,854.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,113,205 : 312,158,854.50 = 312,158,854.50 : x
2. Step 2: Convert to fraction form
   147,113,205/312,158,854.50 = 312,158,854.50/x
3. Step 3: Cross multiply
   147,113,205x = 312,158,854.50 × 312,158,854.50
4. Step 4: Simplify right side
   147,113,205x = 97,443,150,442,752,176
5. Step 5: Solve for x
   x = 97,443,150,442,752,176/147,113,205
6. Step 6: Final answer
   x = 662,368,483.12