Finding the Third Proportional to 54,495,456 and 90,822,128

Step by Step Solution

1. Step 1: Write the proportion equation
   54,495,456 : 90,822,128 = 90,822,128 : x
2. Step 2: Convert to fraction form
   54,495,456/90,822,128 = 90,822,128/x
3. Step 3: Cross multiply
   54,495,456x = 90,822,128 × 90,822,128
4. Step 4: Simplify right side
   54,495,456x = 8,248,658,934,448,384
5. Step 5: Solve for x
   x = 8,248,658,934,448,384/54,495,456
6. Step 6: Final answer
   x = 151,364,160.24