Finding the Third Proportional to 15,878,548 and 34,445,648

Step by Step Solution

1. Step 1: Write the proportion equation
   15,878,548 : 34,445,648 = 34,445,648 : x
2. Step 2: Convert to fraction form
   15,878,548/34,445,648 = 34,445,648/x
3. Step 3: Cross multiply
   15,878,548x = 34,445,648 × 34,445,648
4. Step 4: Simplify right side
   15,878,548x = 1,186,502,666,139,904
5. Step 5: Solve for x
   x = 1,186,502,666,139,904/15,878,548
6. Step 6: Final answer
   x = 74,723,624.99