Finding the Third Proportional to 10,087,310 and 21,889,300

Step by Step Solution

1. Step 1: Write the proportion equation
   10,087,310 : 21,889,300 = 21,889,300 : x
2. Step 2: Convert to fraction form
   10,087,310/21,889,300 = 21,889,300/x
3. Step 3: Cross multiply
   10,087,310x = 21,889,300 × 21,889,300
4. Step 4: Simplify right side
   10,087,310x = 479,141,454,490,000
5. Step 5: Solve for x
   x = 479,141,454,490,000/10,087,310
6. Step 6: Final answer
   x = 47,499,427.94