Finding the Fourth Proportional to 105,111,804.40, 144,000,766.44 and 101,181,904.72

Step by Step Solution

1. Step 1: Write the proportion equation
   105,111,804.40 : 144,000,766.44 = 101,181,904.72 : x
2. Step 2: Convert to fraction form
   105,111,804.40/144,000,766.44 = 101,181,904.72/x
3. Step 3: Cross multiply
   105,111,804.40x = 144,000,766.44 × 101,181,904.72
4. Step 4: Simplify right side
   105,111,804.40x = 14,570,271,829,539,054
5. Step 5: Solve for x
   x = 14,570,271,829,539,054/105,111,804.40
6. Step 6: Final answer
   x = 138,616,893.82