Finding the Fourth Proportional to 72,028,916.65, 108,036,103.69 and 48,834,585.93

Step by Step Solution

1. Step 1: Write the proportion equation
   72,028,916.65 : 108,036,103.69 = 48,834,585.93 : x
2. Step 2: Convert to fraction form
   72,028,916.65/108,036,103.69 = 48,834,585.93/x
3. Step 3: Cross multiply
   72,028,916.65x = 108,036,103.69 × 48,834,585.93
4. Step 4: Simplify right side
   72,028,916.65x = 5,275,898,389,191,695
5. Step 5: Solve for x
   x = 5,275,898,389,191,695/72,028,916.65
6. Step 6: Final answer
   x = 73,246,949.07