Finding the Third Proportional to 57,636,440 and 89,147,984

Step by Step Solution

1. Step 1: Write the proportion equation
   57,636,440 : 89,147,984 = 89,147,984 : x
2. Step 2: Convert to fraction form
   57,636,440/89,147,984 = 89,147,984/x
3. Step 3: Cross multiply
   57,636,440x = 89,147,984 × 89,147,984
4. Step 4: Simplify right side
   57,636,440x = 7,947,363,051,264,256
5. Step 5: Solve for x
   x = 7,947,363,051,264,256/57,636,440
6. Step 6: Final answer
   x = 137,887,819.78