Finding the Fourth Proportional to 1,047,402.99, 1,445,478.06 and 788,823.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047,402.99 : 1,445,478.06 = 788,823.86 : x
2. Step 2: Convert to fraction form
   1,047,402.99/1,445,478.06 = 788,823.86/x
3. Step 3: Cross multiply
   1,047,402.99x = 1,445,478.06 × 788,823.86
4. Step 4: Simplify right side
   1,047,402.99x = 1,140,227,575,607.12
5. Step 5: Solve for x
   x = 1,140,227,575,607.12/1,047,402.99
6. Step 6: Final answer
   x = 1,088,623.56