Finding the Fourth Proportional to 1,970.34, 2,953.86 and 929.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970.34 : 2,953.86 = 929.82 : x
2. Step 2: Convert to fraction form
   1,970.34/2,953.86 = 929.82/x
3. Step 3: Cross multiply
   1,970.34x = 2,953.86 × 929.82
4. Step 4: Simplify right side
   1,970.34x = 2,746,558.11
5. Step 5: Solve for x
   x = 2,746,558.11/1,970.34
6. Step 6: Final answer
   x = 1,393.95