Finding the Third Proportional to 17,980,610 and 38,838,458

Step by Step Solution

1. Step 1: Write the proportion equation
   17,980,610 : 38,838,458 = 38,838,458 : x
2. Step 2: Convert to fraction form
   17,980,610/38,838,458 = 38,838,458/x
3. Step 3: Cross multiply
   17,980,610x = 38,838,458 × 38,838,458
4. Step 4: Simplify right side
   17,980,610x = 1,508,425,819,817,764
5. Step 5: Solve for x
   x = 1,508,425,819,817,764/17,980,610
6. Step 6: Final answer
   x = 83,891,804.55