Finding the Fourth Proportional to 111,501,974.51, 153,810,737.62 and 103,610,789.16

Step by Step Solution

1. Step 1: Write the proportion equation
   111,501,974.51 : 153,810,737.62 = 103,610,789.16 : x
2. Step 2: Convert to fraction form
   111,501,974.51/153,810,737.62 = 103,610,789.16/x
3. Step 3: Cross multiply
   111,501,974.51x = 153,810,737.62 × 103,610,789.16
4. Step 4: Simplify right side
   111,501,974.51x = 15,936,451,906,089,900
5. Step 5: Solve for x
   x = 15,936,451,906,089,900/111,501,974.51
6. Step 6: Final answer
   x = 142,925,288.78