Finding the Third Proportional to 790,691,858.50 and 1,156,931,778

Step by Step Solution

1. Step 1: Write the proportion equation
   790,691,858.50 : 1,156,931,778 = 1,156,931,778 : x
2. Step 2: Convert to fraction form
   790,691,858.50/1,156,931,778 = 1,156,931,778/x
3. Step 3: Cross multiply
   790,691,858.50x = 1,156,931,778 × 1,156,931,778
4. Step 4: Simplify right side
   790,691,858.50x = 1,338,491,138,946,241,280
5. Step 5: Solve for x
   x = 1,338,491,138,946,241,280/790,691,858.50
6. Step 6: Final answer
   x = 1,692,810,068.24