Finding the Fourth Proportional to 903,932,899.37, 1,353,265,353.59 and 671,791,498.95

Step by Step Solution

1. Step 1: Write the proportion equation
   903,932,899.37 : 1,353,265,353.59 = 671,791,498.95 : x
2. Step 2: Convert to fraction form
   903,932,899.37/1,353,265,353.59 = 671,791,498.95/x
3. Step 3: Cross multiply
   903,932,899.37x = 1,353,265,353.59 × 671,791,498.95
4. Step 4: Simplify right side
   903,932,899.37x = 909,112,160,364,262,144
5. Step 5: Solve for x
   x = 909,112,160,364,262,144/903,932,899.37
6. Step 6: Final answer
   x = 1,005,729,696.31