Finding the Third Proportional to 549,581,656.50 and 1,185,254,325

Step by Step Solution

1. Step 1: Write the proportion equation
   549,581,656.50 : 1,185,254,325 = 1,185,254,325 : x
2. Step 2: Convert to fraction form
   549,581,656.50/1,185,254,325 = 1,185,254,325/x
3. Step 3: Cross multiply
   549,581,656.50x = 1,185,254,325 × 1,185,254,325
4. Step 4: Simplify right side
   549,581,656.50x = 1,404,827,814,931,205,632
5. Step 5: Solve for x
   x = 1,404,827,814,931,205,632/549,581,656.50
6. Step 6: Final answer
   x = 2,556,176,681.51