Finding the Fourth Proportional to 105,111,674.78, 144,000,588.90 and 101,181,775.10

Step by Step Solution

1. Step 1: Write the proportion equation
   105,111,674.78 : 144,000,588.90 = 101,181,775.10 : x
2. Step 2: Convert to fraction form
   105,111,674.78/144,000,588.90 = 101,181,775.10/x
3. Step 3: Cross multiply
   105,111,674.78x = 144,000,588.90 × 101,181,775.10
4. Step 4: Simplify right side
   105,111,674.78x = 14,570,235,200,006,786
5. Step 5: Solve for x
   x = 14,570,235,200,006,786/105,111,674.78
6. Step 6: Final answer
   x = 138,616,716.28