Finding the Fourth Proportional to 10,355,175.57, 15,535,005.49 and 3,965,428.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,355,175.57 : 15,535,005.49 = 3,965,428.00 : x
2. Step 2: Convert to fraction form
   10,355,175.57/15,535,005.49 = 3,965,428.00/x
3. Step 3: Cross multiply
   10,355,175.57x = 15,535,005.49 × 3,965,428.00
4. Step 4: Simplify right side
   10,355,175.57x = 61,602,945,774,575.27
5. Step 5: Solve for x
   x = 61,602,945,774,575.27/10,355,175.57
6. Step 6: Final answer
   x = 5,949,000.61