Finding the Fourth Proportional to 91,380,441.69, 137,057,179.68 and 26,666,871.12

Step by Step Solution

1. Step 1: Write the proportion equation
   91,380,441.69 : 137,057,179.68 = 26,666,871.12 : x
2. Step 2: Convert to fraction form
   91,380,441.69/137,057,179.68 = 26,666,871.12/x
3. Step 3: Cross multiply
   91,380,441.69x = 137,057,179.68 × 26,666,871.12
4. Step 4: Simplify right side
   91,380,441.69x = 3,654,886,146,597,243
5. Step 5: Solve for x
   x = 3,654,886,146,597,243/91,380,441.69
6. Step 6: Final answer
   x = 39,996,372.08