Finding the Fourth Proportional to 37,900,085.86, 52,302,276.06 and 20,496,431.07

Step by Step Solution

1. Step 1: Write the proportion equation
   37,900,085.86 : 52,302,276.06 = 20,496,431.07 : x
2. Step 2: Convert to fraction form
   37,900,085.86/52,302,276.06 = 20,496,431.07/x
3. Step 3: Cross multiply
   37,900,085.86x = 52,302,276.06 × 20,496,431.07
4. Step 4: Simplify right side
   37,900,085.86x = 1,072,009,996,067,901.25
5. Step 5: Solve for x
   x = 1,072,009,996,067,901.25/37,900,085.86
6. Step 6: Final answer
   x = 28,285,160.10