Finding the Fourth Proportional to 204,462,498.72, 282,157,122.72 and 111,642,346.08

Step by Step Solution

1. Step 1: Write the proportion equation
   204,462,498.72 : 282,157,122.72 = 111,642,346.08 : x
2. Step 2: Convert to fraction form
   204,462,498.72/282,157,122.72 = 111,642,346.08/x
3. Step 3: Cross multiply
   204,462,498.72x = 282,157,122.72 × 111,642,346.08
4. Step 4: Simplify right side
   204,462,498.72x = 31,500,683,143,643,272
5. Step 5: Solve for x
   x = 31,500,683,143,643,272/204,462,498.72
6. Step 6: Final answer
   x = 154,065,823.03