Finding the Third Proportional to 19,565,543 and 42,502,423

Step by Step Solution

1. Step 1: Write the proportion equation
   19,565,543 : 42,502,423 = 42,502,423 : x
2. Step 2: Convert to fraction form
   19,565,543/42,502,423 = 42,502,423/x
3. Step 3: Cross multiply
   19,565,543x = 42,502,423 × 42,502,423
4. Step 4: Simplify right side
   19,565,543x = 1,806,455,960,870,929
5. Step 5: Solve for x
   x = 1,806,455,960,870,929/19,565,543
6. Step 6: Final answer
   x = 92,328,434.78