Finding the Fourth Proportional to 139,540,142.04, 209,294,241.96 and 37,312,151.28

Step by Step Solution

1. Step 1: Write the proportion equation
   139,540,142.04 : 209,294,241.96 = 37,312,151.28 : x
2. Step 2: Convert to fraction form
   139,540,142.04/209,294,241.96 = 37,312,151.28/x
3. Step 3: Cross multiply
   139,540,142.04x = 209,294,241.96 × 37,312,151.28
4. Step 4: Simplify right side
   139,540,142.04x = 7,809,218,418,044,444
5. Step 5: Solve for x
   x = 7,809,218,418,044,444/139,540,142.04
6. Step 6: Final answer
   x = 55,963,956.35