Finding the Fourth Proportional to 43,535,105.55, 65,312,106.17 and 13,242,181.23

Step by Step Solution

1. Step 1: Write the proportion equation
   43,535,105.55 : 65,312,106.17 = 13,242,181.23 : x
2. Step 2: Convert to fraction form
   43,535,105.55/65,312,106.17 = 13,242,181.23/x
3. Step 3: Cross multiply
   43,535,105.55x = 65,312,106.17 × 13,242,181.23
4. Step 4: Simplify right side
   43,535,105.55x = 864,874,746,349,930.25
5. Step 5: Solve for x
   x = 864,874,746,349,930.25/43,535,105.55
6. Step 6: Final answer
   x = 19,866,145.62