Finding the Fourth Proportional to 2,219,911.67, 3,063,485.81 and 1,201,316.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219,911.67 : 3,063,485.81 = 1,201,316.15 : x
2. Step 2: Convert to fraction form
   2,219,911.67/3,063,485.81 = 1,201,316.15/x
3. Step 3: Cross multiply
   2,219,911.67x = 3,063,485.81 × 1,201,316.15
4. Step 4: Simplify right side
   2,219,911.67x = 3,680,214,978,848.83
5. Step 5: Solve for x
   x = 3,680,214,978,848.83/2,219,911.67
6. Step 6: Final answer
   x = 1,657,820.46