Finding the Fourth Proportional to 204,817,227.42, 307,226,152.80 and 83,648,679.42

Step by Step Solution

1. Step 1: Write the proportion equation
   204,817,227.42 : 307,226,152.80 = 83,648,679.42 : x
2. Step 2: Convert to fraction form
   204,817,227.42/307,226,152.80 = 83,648,679.42/x
3. Step 3: Cross multiply
   204,817,227.42x = 307,226,152.80 × 83,648,679.42
4. Step 4: Simplify right side
   204,817,227.42x = 25,699,061,965,007,136
5. Step 5: Solve for x
   x = 25,699,061,965,007,136/204,817,227.42
6. Step 6: Final answer
   x = 125,473,146.42