Finding the Third Proportional to 862,473,681 and 1,876,061,587.50

Step by Step Solution

1. Step 1: Write the proportion equation
   862,473,681 : 1,876,061,587.50 = 1,876,061,587.50 : x
2. Step 2: Convert to fraction form
   862,473,681/1,876,061,587.50 = 1,876,061,587.50/x
3. Step 3: Cross multiply
   862,473,681x = 1,876,061,587.50 × 1,876,061,587.50
4. Step 4: Simplify right side
   862,473,681x = 3,519,607,080,093,020,160
5. Step 5: Solve for x
   x = 3,519,607,080,093,020,160/862,473,681
6. Step 6: Final answer
   x = 4,080,828,386.57