Finding the Fourth Proportional to 72,870,503.31, 109,324,898.51 and 26,188,703.39

Step by Step Solution

1. Step 1: Write the proportion equation
   72,870,503.31 : 109,324,898.51 = 26,188,703.39 : x
2. Step 2: Convert to fraction form
   72,870,503.31/109,324,898.51 = 26,188,703.39/x
3. Step 3: Cross multiply
   72,870,503.31x = 109,324,898.51 × 26,188,703.39
4. Step 4: Simplify right side
   72,870,503.31x = 2,863,077,340,362,611.50
5. Step 5: Solve for x
   x = 2,863,077,340,362,611.50/72,870,503.31
6. Step 6: Final answer
   x = 39,289,935.03