Finding the Third Proportional to 27,345,408 and 42,328,188

Step by Step Solution

1. Step 1: Write the proportion equation
   27,345,408 : 42,328,188 = 42,328,188 : x
2. Step 2: Convert to fraction form
   27,345,408/42,328,188 = 42,328,188/x
3. Step 3: Cross multiply
   27,345,408x = 42,328,188 × 42,328,188
4. Step 4: Simplify right side
   27,345,408x = 1,791,675,499,363,344
5. Step 5: Solve for x
   x = 1,791,675,499,363,344/27,345,408
6. Step 6: Final answer
   x = 65,520,159.71