Finding the Third Proportional to 780,352,837.88 and 1,127,475,086.63

Step by Step Solution

1. Step 1: Write the proportion equation
   780,352,837.88 : 1,127,475,086.63 = 1,127,475,086.63 : x
2. Step 2: Convert to fraction form
   780,352,837.88/1,127,475,086.63 = 1,127,475,086.63/x
3. Step 3: Cross multiply
   780,352,837.88x = 1,127,475,086.63 × 1,127,475,086.63
4. Step 4: Simplify right side
   780,352,837.88x = 1,271,200,070,960,051,200
5. Step 5: Solve for x
   x = 1,271,200,070,960,051,200/780,352,837.88
6. Step 6: Final answer
   x = 1,629,006,789.32