Finding the Third Proportional to 42,734,400 and 100,778,688

Step by Step Solution

1. Step 1: Write the proportion equation
   42,734,400 : 100,778,688 = 100,778,688 : x
2. Step 2: Convert to fraction form
   42,734,400/100,778,688 = 100,778,688/x
3. Step 3: Cross multiply
   42,734,400x = 100,778,688 × 100,778,688
4. Step 4: Simplify right side
   42,734,400x = 10,156,343,955,001,344
5. Step 5: Solve for x
   x = 10,156,343,955,001,344/42,734,400
6. Step 6: Final answer
   x = 237,662,022.98