Finding the Fourth Proportional to 53,236,838.72, 73,467,058.82 and 28,790,552.72

Step by Step Solution

1. Step 1: Write the proportion equation
   53,236,838.72 : 73,467,058.82 = 28,790,552.72 : x
2. Step 2: Convert to fraction form
   53,236,838.72/73,467,058.82 = 28,790,552.72/x
3. Step 3: Cross multiply
   53,236,838.72x = 73,467,058.82 × 28,790,552.72
4. Step 4: Simplify right side
   53,236,838.72x = 2,115,157,230,140,550.75
5. Step 5: Solve for x
   x = 2,115,157,230,140,550.75/53,236,838.72
6. Step 6: Final answer
   x = 39,731,082.48