Finding the Third Proportional to 42,666,172 and 93,636,980

Step by Step Solution

1. Step 1: Write the proportion equation
   42,666,172 : 93,636,980 = 93,636,980 : x
2. Step 2: Convert to fraction form
   42,666,172/93,636,980 = 93,636,980/x
3. Step 3: Cross multiply
   42,666,172x = 93,636,980 × 93,636,980
4. Step 4: Simplify right side
   42,666,172x = 8,767,884,023,520,400
5. Step 5: Solve for x
   x = 8,767,884,023,520,400/42,666,172
6. Step 6: Final answer
   x = 205,499,664.31