Finding the Third Proportional to 42,393,944 and 91,830,763

Step by Step Solution

1. Step 1: Write the proportion equation
   42,393,944 : 91,830,763 = 91,830,763 : x
2. Step 2: Convert to fraction form
   42,393,944/91,830,763 = 91,830,763/x
3. Step 3: Cross multiply
   42,393,944x = 91,830,763 × 91,830,763
4. Step 4: Simplify right side
   42,393,944x = 8,432,889,033,162,169
5. Step 5: Solve for x
   x = 8,432,889,033,162,169/42,393,944
6. Step 6: Final answer
   x = 198,917,303.69