Finding the Fourth Proportional to 111,157,016.75, 153,346,382.21 and 67,089,929.03

Step by Step Solution

1. Step 1: Write the proportion equation
   111,157,016.75 : 153,346,382.21 = 67,089,929.03 : x
2. Step 2: Convert to fraction form
   111,157,016.75/153,346,382.21 = 67,089,929.03/x
3. Step 3: Cross multiply
   111,157,016.75x = 153,346,382.21 × 67,089,929.03
4. Step 4: Simplify right side
   111,157,016.75x = 10,287,997,898,373,974
5. Step 5: Solve for x
   x = 10,287,997,898,373,974/111,157,016.75
6. Step 6: Final answer
   x = 92,553,742.44