Finding the Third Proportional to 4,262,358 and 9,129,300

Step by Step Solution

1. Step 1: Write the proportion equation
   4,262,358 : 9,129,300 = 9,129,300 : x
2. Step 2: Convert to fraction form
   4,262,358/9,129,300 = 9,129,300/x
3. Step 3: Cross multiply
   4,262,358x = 9,129,300 × 9,129,300
4. Step 4: Simplify right side
   4,262,358x = 83,344,118,490,000
5. Step 5: Solve for x
   x = 83,344,118,490,000/4,262,358
6. Step 6: Final answer
   x = 19,553,523.77