Finding the Fourth Proportional to 1,335,427.02, 1,845,404.10 and 1,012,538.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,427.02 : 1,845,404.10 = 1,012,538.34 : x
2. Step 2: Convert to fraction form
   1,335,427.02/1,845,404.10 = 1,012,538.34/x
3. Step 3: Cross multiply
   1,335,427.02x = 1,845,404.10 × 1,012,538.34
4. Step 4: Simplify right side
   1,335,427.02x = 1,868,542,404,043.19
5. Step 5: Solve for x
   x = 1,868,542,404,043.19/1,335,427.02
6. Step 6: Final answer
   x = 1,399,209.67