Finding the Third Proportional to 9,069,532,386 and 19,882,456,972.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069,532,386 : 19,882,456,972.50 = 19,882,456,972.50 : x
2. Step 2: Convert to fraction form
   9,069,532,386/19,882,456,972.50 = 19,882,456,972.50/x
3. Step 3: Cross multiply
   9,069,532,386x = 19,882,456,972.50 × 19,882,456,972.50
4. Step 4: Simplify right side
   9,069,532,386x = 395,312,095,263,313,887,232
5. Step 5: Solve for x
   x = 395,312,095,263,313,887,232/9,069,532,386
6. Step 6: Final answer
   x = 43,586,822,168.86