Finding the Fourth Proportional to 148,734,936.72, 205,259,196.72 and 82,658,219.52

Step by Step Solution

1. Step 1: Write the proportion equation
   148,734,936.72 : 205,259,196.72 = 82,658,219.52 : x
2. Step 2: Convert to fraction form
   148,734,936.72/205,259,196.72 = 82,658,219.52/x
3. Step 3: Cross multiply
   148,734,936.72x = 205,259,196.72 × 82,658,219.52
4. Step 4: Simplify right side
   148,734,936.72x = 16,966,359,740,980,624
5. Step 5: Solve for x
   x = 16,966,359,740,980,624/148,734,936.72
6. Step 6: Final answer
   x = 114,071,112.78