Finding the Fourth Proportional to 2,111,985.10, 3,167,656.86 and 692,009.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,985.10 : 3,167,656.86 = 692,009.74 : x
2. Step 2: Convert to fraction form
   2,111,985.10/3,167,656.86 = 692,009.74/x
3. Step 3: Cross multiply
   2,111,985.10x = 3,167,656.86 × 692,009.74
4. Step 4: Simplify right side
   2,111,985.10x = 2,192,049,400,097.82
5. Step 5: Solve for x
   x = 2,192,049,400,097.82/2,111,985.10
6. Step 6: Final answer
   x = 1,037,909.50