Finding the Fourth Proportional to 37,948.51, 52,368.71 and 20,953.81

Step by Step Solution

1. Step 1: Write the proportion equation
   37,948.51 : 52,368.71 = 20,953.81 : x
2. Step 2: Convert to fraction form
   37,948.51/52,368.71 = 20,953.81/x
3. Step 3: Cross multiply
   37,948.51x = 52,368.71 × 20,953.81
4. Step 4: Simplify right side
   37,948.51x = 1,097,323,763.59
5. Step 5: Solve for x
   x = 1,097,323,763.59/37,948.51
6. Step 6: Final answer
   x = 28,916.12