Finding the Fourth Proportional to 42,017,174.25, 58,031,530.17 and 28,242,223.53

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017,174.25 : 58,031,530.17 = 28,242,223.53 : x
2. Step 2: Convert to fraction form
   42,017,174.25/58,031,530.17 = 28,242,223.53/x
3. Step 3: Cross multiply
   42,017,174.25x = 58,031,530.17 × 28,242,223.53
4. Step 4: Simplify right side
   42,017,174.25x = 1,638,939,446,849,079
5. Step 5: Solve for x
   x = 1,638,939,446,849,079/42,017,174.25
6. Step 6: Final answer
   x = 39,006,417.64