Finding the Fourth Proportional to 134,886,155.58, 186,147,401.67 and 82,665,100.80

Step by Step Solution

1. Step 1: Write the proportion equation
   134,886,155.58 : 186,147,401.67 = 82,665,100.80 : x
2. Step 2: Convert to fraction form
   134,886,155.58/186,147,401.67 = 82,665,100.80/x
3. Step 3: Cross multiply
   134,886,155.58x = 186,147,401.67 × 82,665,100.80
4. Step 4: Simplify right side
   134,886,155.58x = 15,387,893,722,708,636
5. Step 5: Solve for x
   x = 15,387,893,722,708,636/134,886,155.58
6. Step 6: Final answer
   x = 114,080,601.20