Finding the Third Proportional to 10,180,490 and 21,955,060

Step by Step Solution

1. Step 1: Write the proportion equation
   10,180,490 : 21,955,060 = 21,955,060 : x
2. Step 2: Convert to fraction form
   10,180,490/21,955,060 = 21,955,060/x
3. Step 3: Cross multiply
   10,180,490x = 21,955,060 × 21,955,060
4. Step 4: Simplify right side
   10,180,490x = 482,024,659,603,600
5. Step 5: Solve for x
   x = 482,024,659,603,600/10,180,490
6. Step 6: Final answer
   x = 47,347,884.00