Finding the Fourth Proportional to 78,017,145.55, 117,042,489.54 and 22,685,942.09

Step by Step Solution

1. Step 1: Write the proportion equation
   78,017,145.55 : 117,042,489.54 = 22,685,942.09 : x
2. Step 2: Convert to fraction form
   78,017,145.55/117,042,489.54 = 22,685,942.09/x
3. Step 3: Cross multiply
   78,017,145.55x = 117,042,489.54 × 22,685,942.09
4. Step 4: Simplify right side
   78,017,145.55x = 2,655,219,140,066,477.50
5. Step 5: Solve for x
   x = 2,655,219,140,066,477.50/78,017,145.55
6. Step 6: Final answer
   x = 34,033,789.90