Finding the Third Proportional to 14,109,188 and 19,868,940

Step by Step Solution

1. Step 1: Write the proportion equation
   14,109,188 : 19,868,940 = 19,868,940 : x
2. Step 2: Convert to fraction form
   14,109,188/19,868,940 = 19,868,940/x
3. Step 3: Cross multiply
   14,109,188x = 19,868,940 × 19,868,940
4. Step 4: Simplify right side
   14,109,188x = 394,774,776,723,600
5. Step 5: Solve for x
   x = 394,774,776,723,600/14,109,188
6. Step 6: Final answer
   x = 27,979,978.49