Finding the Fourth Proportional to 1,355,128.82, 1,870,030.76 and 751,572.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,128.82 : 1,870,030.76 = 751,572.98 : x
2. Step 2: Convert to fraction form
   1,355,128.82/1,870,030.76 = 751,572.98/x
3. Step 3: Cross multiply
   1,355,128.82x = 1,870,030.76 × 751,572.98
4. Step 4: Simplify right side
   1,355,128.82x = 1,405,464,590,984.86
5. Step 5: Solve for x
   x = 1,405,464,590,984.86/1,355,128.82
6. Step 6: Final answer
   x = 1,037,144.64