Finding the Fourth Proportional to 105,112,188.10, 144,001,290.42 and 101,182,288.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,112,188.10 : 144,001,290.42 = 101,182,288.42 : x
2. Step 2: Convert to fraction form
   105,112,188.10/144,001,290.42 = 101,182,288.42/x
3. Step 3: Cross multiply
   105,112,188.10x = 144,001,290.42 × 101,182,288.42
4. Step 4: Simplify right side
   105,112,188.10x = 14,570,380,100,128,622
5. Step 5: Solve for x
   x = 14,570,380,100,128,622/105,112,188.10
6. Step 6: Final answer
   x = 138,617,417.86