Finding the Fourth Proportional to 139,659,054.60, 209,129,859.23 and 110,722,092.15

Step by Step Solution

1. Step 1: Write the proportion equation
   139,659,054.60 : 209,129,859.23 = 110,722,092.15 : x
2. Step 2: Convert to fraction form
   139,659,054.60/209,129,859.23 = 110,722,092.15/x
3. Step 3: Cross multiply
   139,659,054.60x = 209,129,859.23 × 110,722,092.15
4. Step 4: Simplify right side
   139,659,054.60x = 23,155,295,544,426,980
5. Step 5: Solve for x
   x = 23,155,295,544,426,980/139,659,054.60
6. Step 6: Final answer
   x = 165,798,741.88